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Corrosion Inhibitor for Open Recirculating Cooling Systems (Very Low Hardness)

Corrosion Inhibitor for Open Recirculating Cooling Systems (Very Low Hardness)

Accepta 2619 is a high performance cooling water corrosion inhibitor.

Accepta 2619 has been developed for use in the treatment and protection of open recirculating cooling water systems with high quality, very low hardness make-up water such as that from an ion exchange system.

Product Benefits

  • High performance corrosion inhibitor for open recirculating cooling water systems
  • Ideal for high quality, very low hardness make-up water conditions
  • Ideal for water from ion exchange systems
  • Convenient liquid product

Product Properties

Form: Liquid
Colour: Slightly hazy, yellow
pH: 12.0 - 13.0
Specific Gravity: 1.23 - 1.26

*Full details of the product properties are available in the Safety Data Sheet. See below.

Application & Dosage Information

Target dosage range for Accepta 2619 is 25 - 30 ppm as SiO2 in the recirculating cooling water as maintenance rate.

For a passivating programme, the dosage rate should be 3 times the maintenance rate and maintained for five days.

Dosage Strategy

Accepta 2619 should be fed neat or as part of an appropriate mix to the cooling water system where it can be uniformly mixed and thoroughly distributed using a chemical metering pump.

Performance Monitoring

Appropriate use of Accepta 2619 following the above dosing strategy should result in a corrosion rate of less than 2 mpy.

It is always advisable to carry out a 'Control Of Substances Hazardous to Health' (COSHH) assessment before use.

For additional assistance please contact Accepta.

Test Methods

  • Silicate (SiO2) ColourCheck Comparator
  • Silicate (SiO2) Colour Disc

Material of Compatibility

Material Comments
SS : Recommended
MS : Recommended
PE : Recommended
PP : Recommended
PVC : Not recommended
Teflon : Acceptable

Safety, Storage & Handling

Accepta 2619 is an alkaline solution. Avoid contact with skin, eyes or clothing. If skin comes into contact with product, wash with water. If eyes are affected, flush with water for at least 15 minutes and get medical attention.

For full details concerning safety precautions, storage and handling procedures for Accepta 2619 please refer to the latest Safety Data Sheet. To download the latest safety data for this product use the following link:

Safety Data for Accepta 2619

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